Senior Engineer – Test Capability (Nuclear)

As a Senior Engineer – Test Capability you will join the Derby team to support our activities within the Nuclear sector. You will play a key role in developing and governing the tools, methods, processes, and standards required for successful engineering test programmes supporting advanced nuclear power systems. This role focuses on verification & validation, test strategy, supplier oversight, digital process improvement, and ensuring that test programmes deliver robust technical evidence to support system design, safety, and regulatory assurance. You will be working in a highly regulated, safety‑critical environment, contributing to the delivery of next‑generation nuclear technology.

Location: Derby / Warrington / Manchester – can be based at any of these sites

On Site: 3 days per week

Clearance: BPSS

Experience Level: 5‑10 years

• Develop and implement integrated test processes, standards, methods, and governance frameworks.
• Define and support delivery of engineering test programmes for design development, verification, and validation.
• Ensure tests generate the required evidence for system assurance, compliance, and technical acceptance.
• Collaborate with SMEs, project teams, and suppliers to scope and execute test activities.
• Provide technical leadership, mentoring, and quality review of junior engineers’ outputs.
• Support strategic resource planning aligned to programme priorities.
• Monitor supplier performance, technical quality, safety, and delivery metrics.
• Integrate test tools and processes with wider engineering and business systems.
• Drive digital improvements using PowerApps, Power Automate, Azure DevOps, Power BI, SharePoint, or similar tools.
• Produce and review technical documentation including test specifications, calculations, reports, drawings, and P&IDs.
• Support right‑first‑time delivery through continuous improvement initiatives.

• Strong experience planning and delivering test programmes in engineering environments.
• Background in safety‑critical or regulated industries (Nuclear desirable).
• Experience managing engineering projects to time, cost, and quality targets.
• Strong understanding of verification & validation (V&V) processes.
• Experience with structured systems engineering methodologies.
• Strong stakeholder management and cross‑functional collaboration skills.
• Ability to review technical work and coach engineering teams.

• Bachelor’s or Master’s degree in Mechanical Engineering, Nuclear Engineering, or related discipline or equivalent military experience.

• Experience within nuclear, power generation, defence, aerospace, or oil & gas sectors.
• Knowledge of digital engineering and automation tools.
• Experience with supplier management and outsourced delivery models.
• Familiarity with requirements management tools.

In short you get:

• A personalised career path and a rewarding management style
• A huge diversity of engineering projects and industries
• Private Medical Insurance
• Cycle & Tech Scheme
• Employee assistance programme
• Life insurance & Pension Scheme
• Social atmosphere, regular gatherings & team buildings
• Flexible way of working (role dependent)

We are proud to support the Armed Forces Covenant & actively encourage applications from members of the Armed Forces community, including veterans, reservists, service leavers, and military spouses/partners. We recognise the value of military skills and experience and are committed to ensuring that no applicant is unfairly disadvantaged during our recruitment and selection processes. ALTEN is committed to fostering a diverse and inclusive workplace and values the strength of a global mix of backgrounds and perspectives. We welcome applications from all suitably qualified candidates, regardless of background or protected characteristics under the Equality Act 2010. If you require any reasonable adjustments during the recruitment process, please let us know. This role may require you to have or be willing to go through Security Clearance. As part of the onboarding process candidates will be asked to complete a Baseline Personnel Security Standard; details of the evidence required to apply may be found on the government website Gov.UK. If you are unable to meet this and any associated criteria, then your employment may be delayed, or rejected. Details of this will be discussed with you at interview.